One end of an insulated metal rod is maintained at 100.0oC, and the other end is maintained

Question:

One end of an insulated metal rod is maintained at 100.0oC, and the other end is maintained at 0.00oC by an ice-water mixture. The rod is 60.0 cm long and has a cross-sectional area of 1.25 cm2. The heat conducted by the rod melts 8.50 g of ice in 10.0 min. find the thermal conductivity k of the metal.